autoloading
self-loading

They put their autoloading shotguns to their shoulders and stepped out.

Lurching forward, the colonel brought the arm out from behind his back, blunt fingers wrapped around an autoloading pistol.

The new arrival reached him, passed him, breaking for the Buick with an autoloading pistol in his fist.

"You know, something like an autoloading Remington, three-inch magnum double-aught buck.

This makes an autoloading firearm with many moving parts feasible (which would otherwise jam or seize under heavy black powder fouling).

The Flathead wasn't as comfortable with a handgun as with a rifle, and he'd never shot an autoloading pistol before.

He designed the Pedersen device that converted the M1903 Springfield into an autoloading intermediate-caliber weapon.

The Model 1100 holds the record for the most shells fired out of an autoloading shotgun without malfunction, cleaning or parts breakage with a record of over 24,000 rounds.

The Remington Arms Model 241 Speedmaster, an autoloading rimfire rifle, was manufactured from 1935 to 1949 from a John Browning design.

Pedersen later worked for the US Army and provided competition to John Garand building an autoloading rifle to fire a full-power rifle cartridge.

We need to get somebody out here..." I froze in midsentence as the door to the shack swung open and Willie Teeter pointed an autoloading shotgun at my gut.

The .276 Pedersen was a shorter, lighter and lower pressure round than the .30-06, which made the design of an autoloading rifle easier than the long, powerful .30-06.

Texas, for example, differentiates between semi-automatic and non-semi-automatic firearms, and an "NSA"-class permit holder cannot carry an autoloading handgun (restricting them largely to revolvers).

Development of a shorter .30 round specifically for use in an autoloading rifle began after the war, and resulted in the 7.62x51mm NATO, a shorter and slightly lighter round that gave nearly identical ballistics to the .30-06.

At the time, Winchester lacked an autoloading shotgun in its product offering, since the company had not accepted John Browning's conditions (he wanted to be paid on a royalty basis, without giving up his rights) for taking his 1898 autoloading design in production.